PlainWater

IONE, CITY OF

PWS ID: OR4100402 · IONE, Oregon 97843

Population Served
330
Total Violations
66
Health-Based Violations
14
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
183
County
Morrow
School/Daycare
No
MCL Violations
13
Monitoring Violations
42
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 31 2014
Coliform (TCR) MCL 10 2007
Consumer Confidence Rule Other 7 2024
Nitrate MR 6 2008
Revised Total Coliform Rule MCL 3 2023
Lead and Copper Rule MR 1 2017
Gross Alpha, Excl. Radon and U MR 1 1976
COLIPHAGE MR 1 2024
Lead and Copper Rule TT 1 2016
Combined Radium (-226 and -228) MR 1 1976
Revised Total Coliform Rule MON 1 2023
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.